Home / 19,449.64-26,840.58-11,065.96

Finding the Fourth Proportional to 19,449.64, 26,840.58 and 11,065.96

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Solution

The fourth proportional to 19,449.64, 26,840.58 and 11,065.96 is: 15,271.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449.64 : 26,840.58 = 11,065.96 : x
  2. Step 2: Convert to fraction form
    19,449.64/26,840.58 = 11,065.96/x
  3. Step 3: Cross multiply
    19,449.64x = 26,840.58 × 11,065.96
  4. Step 4: Simplify right side
    19,449.64x = 297,016,784.66
  5. Step 5: Solve for x
    x = 297,016,784.66/19,449.64
  6. Step 6: Final answer
    x = 15,271.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.